<template>
	<!-- 首页 -->
  <view>
	<!-- 搜索组件 -->
	<view class="search-box">
		<my-search @click="gotoSearch"></my-search>
	</view>
	  
    <!-- 轮播图 -->  
	<swiper :indicator-dots="true" :autoplay="true" :interval="3000" :duration="1000" :circular="true"> 
		<swiper-item v-for="(item,i) in swiperList" :key="i">
			<navigator class="swiper-item" :url="'/subpkg/goods_detail/goods_detail?goods_id=' + item.goods_id">
				<image :src="item.image_src"></image>
			</navigator>
		</swiper-item>
	</swiper>
	

	<!-- 分类导航栏 -->
	<view class="nav-list">
		<view class="nav-item" v-for="(item,i) in navList" :key="i" @click="navClickHandler(item)">
			<image :src="item.image_src" class="nav-img"></image>
		</view>
	</view>
	
	<!-- 楼层区域 -->
	<!-- 楼层的容器 -->
	<view class="floor-list">
		<!-- 每一个楼层的 item 项 -->
		<view class="floor-item" v-for="(item,i) in floorList" :key="i">
			<!-- 楼层的标题 -->
			<image :src="item.floor_title.image_src" class="floor-title"></image>
			<!-- 楼层的图片区域 -->
			<view class="floor-img-box">
				<!-- 左侧大图片的盒子 -->
				<navigator class="left-img-box" :url="item.product_list[0].url">
					<image :src="item.product_list[0].image_src" :style="{width:item.product_list[0].image_width + 'rpx'}" mode="widthFix"></image>
				</navigator>
				<!-- 右侧4个小图片的盒子 -->
				<view class="right-img-box">
					<navigator class="right-img-item" v-for="(item2,i2) in item.product_list" :key="i2" v-if="i2 !== 0" :url="item2.url">
						<image :src="item2.image_src" :style="{width:item2.image_width + 'rpx'}" mode="widthFix"></image>
					</navigator>
				</view>
			</view>
		</view>
	</view>
  </view>
</template>

<script>
  import badgeMix from '@/mixins/tabbar-badge.js'
  export default {
    // 将 badgeMix 混入到当前的页面中进行使用
      mixins: [badgeMix],
    data() {
      return {
		  //轮播图数据
        swiperList:[],
		//分类导航数据列表
		navList:[],
		//楼层数据
		floorList:[]
      }
    },
	onLoad() {
		//调用方法，获取轮播图数据
		this.getSwiperList(),
		this.getNavList(),
		this.getFloorList()
	},
    methods: {
      async getSwiperList(){
      	const {
          data: res} = await uni.$http.get('/api/public/v1/home/swiperdata')
        //请求失败
		if(res.meta.status !== 200) return uni.$showMsg()
		
		this.swiperList = res.message
		//uni.$showMsg('数据请求成功！')
	  },
	  async getNavList(){
		const {
      data: res} 
      = await uni.$http.get('/api/public/v1/home/catitems')
		if(res.meta.status !== 200) return uni.$showMsg()
		this.navList = res.message
	  },
	  navClickHandler(item){
		  if(item.name === '分类'){
			  uni.switchTab({
			  	url:'/pages/cate/cate'
			  })
		  }
	  },
	  //获取首页楼层数据
	  async getFloorList(){
		const {
      data: res}
       = await uni.$http.get('/api/public/v1/home/floordata')
		if(res.meta.status !== 200) return uni.$showMsg()
		
		//对数据进行处理
		res.message.forEach(floor => {
			floor.product_list.forEach(prod => {
				prod.url = '/subpkg/goods_list/goods_list?' + prod.navigator_url.split('?')[1]
			})
		})
		this.floorList = res.message
	  },
    
	  gotoSearch(){
		  uni.navigateTo({
		  	url:'/subpkg/search/search'
		  })
	  }
    }
  }
</script>

<style lang="scss">
swiper {
	height: 330rpx;
	.swiper-item,
	image{
		width: 100%;
		height: 100%;
	}
}

.nav-list{
	display: flex;
	justify-content: space-around;
	margin: 15px 0;
}
.nav-img{
	width: 128rpx;
	height: 140rpx;
}
.floor-title{
	width: 100%;
	height: 60rpx;
}
.right-img-box{
	display: flex;
	flex-wrap: wrap;
	justify-content: space-around;
}
.floor-img-box{
	display: flex;
	padding-left: 10rpx;
}
.search-box{
	position: sticky;
	top: 0;
	z-index: 999;
}
</style>
